topic Re: Invalid or missing user information : data is corrup in Kepware

Invalid or missing user information : data is corrup

WY_14406740 — Tue, 17 Mar 2026 08:54:52 GMT

客戶在開啟kepserver administration的設定時會跳出，invalid or missing user information : data is corrupt跟開啟程式畫面時會當掉
在cmd輸入sc config KEPServerEXLoggerV6 depend= KEPServerEXKeySvcV6再開啟錯誤訊息變成general serialization failure

Re: Invalid or missing user information : data is corrup

ntripathi — Tue, 17 Mar 2026 12:23:25 GMT

Greetings @WY_14406740,

Thanks for reaching out to us. I hope you're doing well.

Please take a look at the following article as it may help resolve your issue:

CS315956 - Runtime process exits with error message "Invalid or missing user information:" in PTC Kepware products

If you are prompted to log in to view the complete article, you can use your MyKepware login credentials.

Re: Invalid or missing user information : data is corrup

WY_14406740 — Wed, 18 Mar 2026 02:38:12 GMT

I have found this article and tried it, but the customer said it didn’t work.

Re: Invalid or missing user information : data is corrup

ntripathi — Wed, 18 Mar 2026 12:18:01 GMT

Hello @WY_14406740,

I recommend opening a support ticket with the Kepware Technical Support team. Here is a link to my kepware login page, where a ticket can be submitted:

https://my.kepware.com/s/login/